How the ’heart and lungs’ of a galaxy extend its life

Read more at In this video: This clip shows a supersonic jet generating a “bellows-like action“, by receiving pulses from its black hole “heart“, causing it to expand and contract “like an air-filled lung“, “breathing out warm air“ (pressure ripples) into its surroundings. The graph axes are non-dimensional distance scales. Credit: C Richards/MD Smith/University of Kent Subscribe: Join Science X channel to support our mission: Thank you for helping our YouTube channel reach new heights! Hitting subscribe aids us in our mission to bring you the latest and greatest research news in science, medicine and technology.